1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/javaquery/api/src/main/java/org/apidesign/bck2brwsr/htmlpage/PredefinedFields.java	Thu May 02 10:08:35 2013 +0200
     1.3 @@ -0,0 +1,65 @@
     1.4 +/**
     1.5 + * Back 2 Browser Bytecode Translator
     1.6 + * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
     1.7 + *
     1.8 + * This program is free software: you can redistribute it and/or modify
     1.9 + * it under the terms of the GNU General Public License as published by
    1.10 + * the Free Software Foundation, version 2 of the License.
    1.11 + *
    1.12 + * This program is distributed in the hope that it will be useful,
    1.13 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
    1.14 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    1.15 + * GNU General Public License for more details.
    1.16 + *
    1.17 + * You should have received a copy of the GNU General Public License
    1.18 + * along with this program. Look for COPYING file in the top folder.
    1.19 + * If not, see http://opensource.org/licenses/GPL-2.0.
    1.20 + */
    1.21 +package org.apidesign.bck2brwsr.htmlpage;
    1.22 +
    1.23 +import java.io.IOException;
    1.24 +import java.io.Writer;
    1.25 +import java.util.HashMap;
    1.26 +import java.util.Map;
    1.27 +
    1.28 +/**
    1.29 + *
    1.30 + * @author Jan Horvath <jhorvath@netbeans.org>
    1.31 + */
    1.32 +public class PredefinedFields {
    1.33 +    
    1.34 +    private static final Map<String, String> IMPORTS = new HashMap<String, String>() {
    1.35 +        {
    1.36 +            put("canvas", "import org.apidesign.bck2brwsr.core.JavaScriptBody;");
    1.37 +        }
    1.38 +    };
    1.39 +    
    1.40 +    private static final Map<String, String> FIELDS = new HashMap<String, String>() {
    1.41 +        {
    1.42 +            put("canvas", 
    1.43 +                    "    @JavaScriptBody(\n" +
    1.44 +                    "            args = {\"el\"},\n" +
    1.45 +                    "            body = \"var e = window.document.getElementById(el._id());\\n\"\n" +
    1.46 +                    "            + \"return e.getContext('2d');\\n\")\n" +
    1.47 +                    "    private native static Object getContextImpl(Canvas el);\n" +
    1.48 +                    "    \n" +
    1.49 +                    "    public GraphicsContext getContext() {\n" +
    1.50 +                    "        return new GraphicsContext(getContextImpl(this));\n" +
    1.51 +                    "    }");
    1.52 +        }
    1.53 +    };
    1.54 +    
    1.55 +    static void appendImports(Writer w, String tag) throws IOException {
    1.56 +        String text = IMPORTS.get(tag.toLowerCase());
    1.57 +        if (text != null) {
    1.58 +            w.append(text).append("\n");
    1.59 +        }
    1.60 +    }
    1.61 +    
    1.62 +    static void appendFields(Writer w, String tag) throws IOException {
    1.63 +        String text = FIELDS.get(tag.toLowerCase());
    1.64 +        if (text != null) {
    1.65 +            w.append(text).append("\n");
    1.66 +        }
    1.67 +    }
    1.68 +}